This activity helps students to understand when to round fractions to 0, 1/2 or 1. By sliding a lever, students create visual models to represent fractions. Students decide whether the fractions are c...More: lessons, discussions, ratings, reviews,...

The following discussions and activities are designed to lead the students to practice their basic arithmetic skills by learning about clock arithmetic (aka modular arithmetic) and cryptography.More: lessons, discussions, ratings, reviews,...

Designed primarily for middle school and older elementary school students, this Math Forum Web unit includes classroom activities for four different squares: Lo Shu, Sator, Durer, and Franklin, three ...More: lessons, discussions, ratings, reviews,...

Give students practice with multiplication, factoring, and prime and composite numbers through an exciting game -- a game that exposes students to one of the great unsolved problems of mathematics.More: lessons, discussions, ratings, reviews,...

This material is based upon work supported by the
National Science Foundation under Grant DUE-0226284.
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